18218576

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1659

約数の個数: 40

約数和(自身を含む): 38045184

約数和(自身を除く): 19826608

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 248, 368, 496, 713, 1426, 1597, 2852, 3194, 5704, 6388, 11408, 12776, 25552, 36731, 49507, 73462, 99014, 146924, 198028, 293848, 396056, 587696, 792112, 1138661, 2277322, 4554644, 9109288, 18218576]

約数ペア:

[(1, 18218576), (2, 9109288), (4, 4554644), (8, 2277322), (16, 1138661), (23, 792112), (31, 587696), (46, 396056), (62, 293848), (92, 198028), (124, 146924), (184, 99014), (248, 73462), (368, 49507), (496, 36731), (713, 25552), (1426, 12776), (1597, 11408), (2852, 6388), (3194, 5704)]